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प्रश्न
Distinguish between uniformly and non-uniformly accelerated motions.
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उत्तर
A uniformly accelerated motion is one in which speed is constantly increasing or decreasing with time while a non uniform motion is one in which speed is not constantly changing with time.
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संबंधित प्रश्न
Give one example of the following motion:
Uniform retardation
A cyclist driving at 36 kmh−1 stops his motion in 2 s, by the application of brakes. Calculate
- retardation
- distance covered during the application of brakes.
Is it possible for an accelerating body to have constant speed?
Sketch the shape of the velocity-time graph for a body moving with:
Uniform acceleration.
Convert the following acceleration:
1/36 m/s2 into km/h2
The graph shows how the velocity of a scooter varies with time in 50 s.
Work out: Deceleration
A car accelerates to a velocity of 30 m/s in 10 s and then decelerates for 20 s so that it stops. Draw a velocity-time graph to represent the motion and find:
The acceleration.
The slope of a velocity-time graph gives ______.
m/s2 is the unit of ______.
If a moving body comes to rest, then its acceleration is ______.
